Optima
Optima YTR-2.7 · Auxiliary battery 12V 38Ah 460A
Reference: BOL-OPTIMA-YTR-2.7 · EAN 4016987113639
Optima YTR-2.7 (ETN 873 176 000, also written 873176000): auxiliary battery (spiral AGM) with 12 V, 38 Ah and 460 A cold cranking current, case size B24 (237 × 129 × 227 mm), with the positive terminal on the right. With the positive terminal on the left, the exact counterpart is the Optima YTS-2.7.
Optima YTR-2.7 · Auxiliary battery 12V 38Ah 460A images
- Voltage
- 12V
- Capacity
- 38Ah
- Cold cranking amps (EN)
- 460A
- Technology
- Spiral AGM
- Dimensions (L × W × H)
- 237 × 129 × 227 mm
- Polarity
- Positive terminal on the right
Price:
€209.93
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VAT included. The exact shipping cost is shown in the cart before you pay.
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For Spain, Portugal, France, Germany, Italy, Belgium and the Netherlands you see the exact cost before paying. For the rest of Europe we send you a shipping quote, with no obligation.
14 days to return your order
If it does not fit, you have 14 days from delivery to return it unused.
Does it fit your vehicle? Check by number plate or VIN
Enter your number plate or chassis number (VIN): we check whether this battery is compatible with your vehicle.
Where the Optima YTR-2.7 fits
The Optima YTR-2.7 is the second battery fitted in many modern cars. Without it, Start-Stop or back-up warnings appear on the dashboard.
The YTR-2.7 belongs to the Optima OPTIMA YELLOW TOP range. The full range of Optima batteries
Inside the YTR-2.7: spiral AGM technology
Inside, the YTR-2.7 rolls its plates into cylindrical cells (spiral AGM). It is the basis of OPTIMA batteries.
Optima YTR-2.7 vs YTS-2.7: which one to choose?
The real differences between the YTR-2.7 and the closest Optima models:
| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Optima YTR-2.7 (this one) | 38 Ah | 460 A | 237 × 129 × 227 | right | 12.5 kg |
| Optima YTS-2.7 | 38 Ah | 460 A | 237 × 129 × 227 | left | 12.5 kg |
- If the positive terminal of your battery is on the other side, the one you need is the Optima YTS-2.7 (positive terminal on the left).
Equivalents and alternatives to the Optima YTR-2.7
As the YTR-2.7 is an AGM battery, we only list other AGM batteries with its dimensions and polarity: neither an EFB nor a conventional battery can replace it.
| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Optima YTR-2.7J | Spiral AGM | 38 Ah | 460 A | 237 × 129 × 227 |
| Optima YTS-2.7J | Spiral AGM | 38 Ah | 460 A | 237 × 129 × 227 |
Optima YTR-2.7 codes and part numbers
This is how the Optima YTR-2.7 appears on the label and in parts catalogues:
| Commercial reference | YTR-2.7 |
|---|---|
| ETN code | 873176000 (also 873 176 000) |
| EAN | 4016987113639 |
| Case size (EN) | B24 |
| Case size according to Optima | 51R (BCI) |
| Base hold-down | B00 |
| Also known as | Optima 873176000 · Optima 873 176 000 |
| Not to be confused with | Optima YTR-2.7J (38 Ah, 460 A), Optima YTR-3.7 (48 Ah, 660 A), Optima YTS-2.7 (38 Ah, 460 A, positive terminal on the left) |
Before ordering the YTR-2.7, check this
- Cold cranking: 460 A (EN), equal to or higher than the original.
- Your current battery should say about 38 Ah; a little more is also fine.
- Polarity of the YTR-2.7: positive terminal on the right (if yours has it on the other side, the cables will not reach).
- The YTR-2.7 needs 237 × 129 × 227 mm of space (European case size B24): measure it with the hold-down clamp in place.
Frequently asked questions about the Optima YTR-2.7
What is the difference between the Optima YTR-2.7 and the YTS-2.7?
They are the same battery with the terminals swapped: positive terminal on the right on the YTR-2.7, positive terminal on the left on the YTS-2.7. Look at your current battery with the terminals facing you and pick the one that matches. That is why their ETNs only differ in the middle group: 873 176 000 for the YTR-2.7 and 871 176 000 for the YTS-2.7.
What is the ETN code of the Optima YTR-2.7?
873176000, also written 873 176 000. The ETN (European Type Number) is printed on the label and used in parts catalogues.
How much does the Optima YTR-2.7 weigh?
The YTR-2.7 weighs 12.5 kg.
Which battery is equivalent to the Optima YTR-2.7?
Only other AGM batteries with its dimensions and polarity: Optima YTR-2.7J and Optima YTS-2.7J. Neither an EFB nor a conventional battery replaces the YTR-2.7.
What case size is the Optima YTR-2.7?
Case size B24: 237 × 129 × 227 mm (Optima lists it as 51R (BCI)). The YTR-2.7 fits any standard B24 battery tray such as the Optima YTR-2.7J.
What is the cold cranking current of the Optima YTR-2.7?
460 A to the EN standard, with 38 Ah capacity.
Is the auxiliary battery replaced together with the main one?
Not necessarily, but they usually age together. If the main battery is over five years old, check the auxiliary one too.
Keep comparing: alternatives to the YTR-2.7
- More auxiliary batteries (back-up and in-vehicle service)
- The whole Optima range
- Fullriver FT438-U1R · 35 Ah, 438 A, 196×131×192 mm
- Exide EK500 · 50 Ah, 570 A, 207×175×190 mm
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